package com.sak.vis.service;

import java.util.List;

import com.sak.vis.domain.Result;

/**
 * Service that answers to user queries using various
 * {@link ExternalClientService}s.
 * 
 * @author Saket Vishal
 * 
 */
public interface QueryService {
	/**
	 * Perform a query using services to answer to user's request.
	 * 
	 * @param queryText
	 *            The text provide by user for search
	 * @return ???? 
	 */
	List<Result> query(String queryText);
}
